Veterans with post-traumatic stress disorder who have a service dog may have lower levels of the stress hormone cortisol than veterans waiting to get a service dog, according to a study published in Psychoneuroendocrinology. The veterans who had a service dog had cortisol production patterns similar to those in healthy people, had less anger and anxiety, and slept better than their peers on the waitlist, the researchers said.
Service dogs may change physiology of stress in veterans with PTSD
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